Subgroups — C₂²×#16860809 #30632513

Order 16064.

890 conjugacy classes of subgroups.

Conjugacy classes of subgroups

#	subgroup	G/H	class size	multiplicity	normal?	properties
1	C₂×#16860809	C₂	1	24	yes	maximal, direct product factor
2	C₂²×Dic₅₀₂	C₂	1	1	yes	maximal, characteristic, complemented
3	C₂²×C₂²⋊D₂₅₁	C₂	1	2	yes	maximal, complemented
4	C₂³×Dic₂₅₁	C₂	1	2	yes	maximal, complemented
5	C₂²×C₄×D₂₅₁	C₂	1	1	yes	maximal, characteristic, complemented
6	C₂²×D₄×C₂₅₁	C₂	1	1	yes	maximal, characteristic, complemented
7	C₂³×D₂₅₁	C₂²	1	1	yes	characteristic
8	#16860809	C₂²	1	64	yes	direct product factor
9	C₂×Dic₅₀₂	C₂²	1	12	yes	complemented
10	C₂×C₂²⋊D₂₅₁	C₂²	1	24	yes	complemented
11	C₂²×Dic₂₅₁	C₂²	1	1	yes	characteristic
12	C₂²×Dic₂₅₁	C₂²	1	2	yes	—
13	C₂²×Dic₂₅₁	C₂²	1	24	yes	complemented
14	C₂×C₄×D₂₅₁	C₂²	1	12	yes	complemented
15	C₂⁴×C₂₅₁	C₂²	1	2	yes	—
16	C₂×D₄×C₂₅₁	C₂²	1	12	yes	complemented
17	C₂²×C₄×C₂₅₁	C₂²	1	1	yes	characteristic
18	C₂²×D₂₅₁	—	2	4	no	—
19	C₂²×D₂₅₁	C₂³	1	6	yes	—
20	Dic₅₀₂	C₂³	1	16	yes	complemented
21	C₂²⋊D₂₅₁	C₂³	1	32	yes	complemented
22	C₂×Dic₂₅₁	C₂³	1	6	yes	—
23	C₂×Dic₂₅₁	C₂³	1	12	yes	—
24	C₂×Dic₂₅₁	C₂³	1	32	yes	complemented
25	C₄×D₂₅₁	C₂³	1	16	yes	complemented
26	C₂³×C₂₅₁	—	2	8	no	—
27	C₂³×C₂₅₁	C₂³	1	12	yes	—
28	C₂³×C₂₅₁	C₂³	1	1	yes	characteristic
29	D₄×C₂₅₁	C₂³	1	16	yes	complemented
30	C₂×C₄×C₂₅₁	C₂³	1	6	yes	—
31	C₂²×C₂₅₁	—	2	24	no	—
32	C₂²×C₂₅₁	#41	1	4	yes	complemented
33	C₂²×C₂₅₁	C₂⁴	1	8	yes	—
34	C₂²×C₂₅₁	C₂⁴	1	3	yes	—
35	C₂×D₂₅₁	—	2	12	no	—
36	C₂×D₂₅₁	C₂⁴	1	4	yes	—
37	C₄×C₂₅₁	C₂⁴	1	4	yes	—
38	Dic₂₅₁	C₂⁴	1	4	yes	—
39	Dic₂₅₁	C₂⁴	1	8	yes	—
40	C₂×C₂₅₁	—	2	8	no	—
41	C₂×C₂₅₁	C₂×#41	1	6	yes	complemented
42	C₂×C₂₅₁	C₂⁵	1	1	yes	characteristic
43	D₂₅₁	—	2	4	no	—
44	C₂₅₁	C₂²×#41	1	1	yes	characteristic, complemented, Sylow
45	C₂²×#41	—	251	1	no	maximal, Sylow
46	C₂×#41	—	251	24	no	—
47	C₂²×Q₈	—	251	1	no	—
48	C₂²×D₄	—	251	2	no	—
49	C₂²×D₄	D₂₅₁	1	1	yes	characteristic, complemented
50	C₂³×C₄	—	251	2	no	—
51	C₂³×C₄	—	251	1	no	—
52	C₂⁴	—	251	1	no	—
53	C₂⁴	C₂×D₂₅₁	1	2	yes	—
54	#41	—	251	64	no	—
55	C₂×Q₈	—	251	12	no	—
56	C₂×D₄	—	251	24	no	—
57	C₂×D₄	C₂×D₂₅₁	1	12	yes	complemented
58	C₂²×C₄	—	251	24	no	—
59	C₂²×C₄	—	251	1	no	—
60	C₂²×C₄	—	251	2	no	—
61	C₂²×C₄	—	251	12	no	—
62	C₂²×C₄	C₂×D₂₅₁	1	1	yes	characteristic
63	C₂³	—	2	8	no	—
64	C₂³	—	502	4	no	—
65	C₂³	—	251	6	no	—
66	C₂³	C₂²×D₂₅₁	1	12	yes	—
67	C₂³	C₂²×D₂₅₁	1	1	yes	characteristic
68	Q₈	—	251	16	no	—
69	D₄	—	251	32	no	—
70	D₄	C₂²×D₂₅₁	1	16	yes	complemented
71	C₂×C₄	—	251	6	no	—
72	C₂×C₄	—	251	12	no	—
73	C₂×C₄	—	251	32	no	—
74	C₂×C₄	—	251	16	no	—
75	C₂×C₄	C₂²×D₂₅₁	1	6	yes	—
76	C₂²	—	2	24	no	—
77	C₂²	—	502	12	no	—
78	C₂²	—	251	4	no	—
79	C₂²	#16860809	1	4	yes	direct product factor
80	C₂²	C₂³×D₂₅₁	1	8	yes	—
81	C₂²	C₂³×D₂₅₁	1	3	yes	—
82	C₄	—	251	4	no	—
83	C₄	—	251	8	no	—
84	C₄	C₂³×D₂₅₁	1	4	yes	—
85	C₂	—	2	8	no	—
86	C₂	—	502	4	no	—
87	C₂	C₂×#16860809	1	6	yes	direct product factor
88	C₂	C₂⁴×D₂₅₁	1	1	yes	characteristic

	subgroup	G/H
center	C₂³	C₂²×D₂₅₁
commutator, cosocle	C₂×C₂₅₁	C₂⁵
Frattini	C₂	C₂⁴×D₂₅₁
Fitting	C₂²×D₄×C₂₅₁	C₂
socle	C₂³×C₂₅₁	C₂³
hypercenter	C₂²×D₄	D₂₅₁
hypocenter	C₂₅₁	C₂²×#41
LCS	G ▷ C₂×C₂₅₁ ▷ C₂₅₁
UCS	C₁ ◁ C₂³ ◁ C₂²×D₄

Complements

Splittings G = N ⋊ H with N normal; H ≅ G/N.

N	H ≅ G/N	type
1. C₂×#16860809	C₂	direct (N × H)
2. C₂²×Dic₅₀₂	C₂	semidirect
3. C₂²×C₂²⋊D₂₅₁	C₂	semidirect
4. C₂³×Dic₂₅₁	C₂	semidirect
5. C₂²×C₄×D₂₅₁	C₂	semidirect
6. C₂²×D₄×C₂₅₁	C₂	semidirect
8. #16860809	C₂²	direct (N × H)
9. C₂×Dic₅₀₂	C₂²	semidirect
10. C₂×C₂²⋊D₂₅₁	C₂²	semidirect
13. C₂²×Dic₂₅₁	C₂²	semidirect
14. C₂×C₄×D₂₅₁	C₂²	semidirect
16. C₂×D₄×C₂₅₁	C₂²	semidirect
20. Dic₅₀₂	C₂³	semidirect
21. C₂²⋊D₂₅₁	C₂³	semidirect
24. C₂×Dic₂₅₁	C₂³	semidirect
25. C₄×D₂₅₁	C₂³	semidirect
29. D₄×C₂₅₁	C₂³	semidirect
32. C₂²×C₂₅₁	#41	semidirect
41. C₂×C₂₅₁	C₂×#41	semidirect
44. C₂₅₁	C₂²×#41	semidirect
49. C₂²×D₄	D₂₅₁	semidirect
57. C₂×D₄	C₂×D₂₅₁	semidirect
70. D₄	C₂²×D₂₅₁	semidirect
79. C₂²	#16860809	direct (N × H)
87. C₂	C₂×#16860809	direct (N × H)

Maximal subgroups

By isomorphism type — maximal subgroups of the same type appear once, whether or not they are normal.

subgroup	index
C₂×#16860809	2
C₂²×Dic₅₀₂	2
C₂²×C₂²⋊D₂₅₁	2
C₂³×Dic₂₅₁	2
C₂²×C₄×D₂₅₁	2
C₂²×D₄×C₂₅₁	2
C₂²×#41	251

Subgroups — C22×#16860809 #30632513

Conjugacy classes of subgroups

Complements

Maximal subgroups

Subgroups — C₂²×#16860809 #30632513